Home / 7,819,124.47-10,783,993.52-5,503,681.96

Finding the Fourth Proportional to 7,819,124.47, 10,783,993.52 and 5,503,681.96

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Solution

The fourth proportional to 7,819,124.47, 10,783,993.52 and 5,503,681.96 is: 7,590,577.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,819,124.47 : 10,783,993.52 = 5,503,681.96 : x
  2. Step 2: Convert to fraction form
    7,819,124.47/10,783,993.52 = 5,503,681.96/x
  3. Step 3: Cross multiply
    7,819,124.47x = 10,783,993.52 × 5,503,681.96
  4. Step 4: Simplify right side
    7,819,124.47x = 59,351,670,579,580.12
  5. Step 5: Solve for x
    x = 59,351,670,579,580.12/7,819,124.47
  6. Step 6: Final answer
    x = 7,590,577.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.